208076940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1368

約数の個数: 144

約数和(自身を含む): 681434208

約数和(自身を除く): 473357268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 53, 60, 68, 85, 90, 102, 106, 153, 159, 170, 180, 204, 212, 255, 265, 306, 318, 340, 477, 510, 530, 612, 636, 765, 795, 901, 954, 1020, 1060, 1283, 1530, 1590, 1802, 1908, 2385, 2566, 2703, 3060, 3180, 3604, 3849, 4505, 4770, 5132, 5406, 6415, 7698, 8109, 9010, 9540, 10812, 11547, 12830, 13515, 15396, 16218, 18020, 19245, 21811, 23094, 25660, 27030, 32436, 38490, 40545, 43622, 46188, 54060, 57735, 65433, 67999, 76980, 81090, 87244, 109055, 115470, 130866, 135998, 162180, 196299, 203997, 218110, 230940, 261732, 271996, 327165, 339995, 392598, 407994, 436220, 611991, 654330, 679990, 785196, 815988, 981495, 1019985, 1155983, 1223982, 1308660, 1359980, 1962990, 2039970, 2311966, 2447964, 3059955, 3467949, 3925980, 4079940, 4623932, 5779915, 6119910, 6935898, 10403847, 11559830, 12239820, 13871796, 17339745, 20807694, 23119660, 34679490, 41615388, 52019235, 69358980, 104038470, 208076940]

約数ペア:

[(1, 208076940), (2, 104038470), (3, 69358980), (4, 52019235), (5, 41615388), (6, 34679490), (9, 23119660), (10, 20807694), (12, 17339745), (15, 13871796), (17, 12239820), (18, 11559830), (20, 10403847), (30, 6935898), (34, 6119910), (36, 5779915), (45, 4623932), (51, 4079940), (53, 3925980), (60, 3467949), (68, 3059955), (85, 2447964), (90, 2311966), (102, 2039970), (106, 1962990), (153, 1359980), (159, 1308660), (170, 1223982), (180, 1155983), (204, 1019985), (212, 981495), (255, 815988), (265, 785196), (306, 679990), (318, 654330), (340, 611991), (477, 436220), (510, 407994), (530, 392598), (612, 339995), (636, 327165), (765, 271996), (795, 261732), (901, 230940), (954, 218110), (1020, 203997), (1060, 196299), (1283, 162180), (1530, 135998), (1590, 130866), (1802, 115470), (1908, 109055), (2385, 87244), (2566, 81090), (2703, 76980), (3060, 67999), (3180, 65433), (3604, 57735), (3849, 54060), (4505, 46188), (4770, 43622), (5132, 40545), (5406, 38490), (6415, 32436), (7698, 27030), (8109, 25660), (9010, 23094), (9540, 21811), (10812, 19245), (11547, 18020), (12830, 16218), (13515, 15396)]